(with a period at the end), aired between April and June 2013.An additional three episodes were streamed online on August 18, 2013.Although she states that she only likes eroge because of their cute characters, she shows a perverted side of herself when playing those games.She uses the screen name Kiririn when with her otaku friends.A manga adaptation drawn by Sakura Ikeda was serialized in ASCII Media Works' Dengeki G's Magazine.A 12-episode anime adaptation produced by AIC aired in Japan between October and December 2010.She works as a magazine model and later becomes a novelist, the funds from which she uses to support her hobby.
Kyosuke helped Ruri make friends and joins the Game Research Club with her during his third year when Ruri becomes his junior.
has not gotten along with his younger sister Kirino in years.
For longer than he can remember, Kirino has ignored his comings and goings and looked at him with spurning eyes.
Four additional episodes, which offer a different ending to the broadcast series, were streamed monthly via the official website and other video streaming sites between February and May 2011, before being released on Blu-ray Disc and DVD in June and July 2011.
A 13-episode second anime season produced by A-1 Pictures, titled Ore no Imōto ga Konna ni Kawaii Wake ga Nai.